Supported by Council for a Livable World
The Council for a Livable World, founded in 1962 by long-time socialist activist and alleged Soviet agent, Leo Szilard, is a non-profit advocacy organization that seeks to "reduce the danger of nuclear weapons and increase national security", primarily through supporting progressive, congressional candidates who support their policies. The Council supported Tom Perriello in his successful 2008 House of Representatives run as candidate for Virginia.
The Council also supported Perriello in his 2010 Congressional election campaign.
J Street endorsement
The Populist Caucus was founded on February 11, 2009 in the United States House of Representatives by Democrat Bruce Braley of Iowa. The caucus originally included 26 other Democrats in the House, including Tom Perriello.
America's Future Now Conferences
Tom Perriello was on the list of speakers at the 2009 America's Future Now conference, which was organized by the Institute for Policy Studies, and Democratic Socialists of America dominated Campaign for America's Future.